One of the mysteries of the English language finally explained.
In early use: †terror, fright, alarm (obsolete). Later: shock, horror.
Late 16th century; earliest use found in Thomas Nashe (d. c1601), writer. Originally from agast + -ment. In later use from either aghast or aghast + -ment.
In this article we explore how to impress employers with a spot-on CV.